U.S. Navy Petty Officer 2nd Class Jack McMurrain signals to a plane captain while troubleshooting systems on an F/A-18C Hornet on the flight deck aboard the aircraft carrier USS Carl Vinson in the Arabian Sea, Feb. 7, 2012. McMurrain, a aviation structural mechanic equipment, is assigned to Strike Fighter Squadron 113. The Carl Vinson and Carrier Air Wing 17 are deployed to the U.S. 5th Fleet area of responsibility.